{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Disease", "Chemical"], "input": "It is believed that this is the first reported case of reversible azathioprine - induced cholestasis associated with histological evidence of bile duct injury ."}
{"Disease": ["cholestasis", "bile duct injury"], "Chemical": ["azathioprine"]}